Table 2. Summary of the parameters used in the mesoscopic molecular model, chosen based on full atomistic modeling of alpha-helical molecules (note that 1 kcal/mol/Å = 69.479 pN).
| Parameter and units | Numerical value |
Equilibrium bead distance  (in Å) |
5.00 |
Critical distances  ,  and  (in Å) |
5.30, 11.50, 13.0 |
Tensile stiffness parameters  ,  ,  ,  (all in kcal/mol/Å2) |
9.70, 0.56, 32.20, 54.60 |
Bond breaking distance  (in Å) |
13.35 |
Equilibrium angle  (in degrees) |
180.00 |
Bending stiffness parameter  (in kcal/mol/rad2) |
3.44 |
| Mass of each mesoscale particle (in amu) | 400.0 |